| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and at [verb] time | 6 |
|
| 2 | and at [verb] time | 6 |
|
| 3 | [conj] at [v-ing] time | 6 |
|
| 4 | [coord] at [verb] time | 6 |
|
